ad verecundiam adjective 1adverb 1noun 1forms 3 adjective1 •Of or relating to ad verecundiam.Well, that's an ad verecundiam argument. adverb1 •In an ad verecundiam manner.He tried to make his case by arguing ad verecundiam. noun1 •Appeal to authority, argument from authority. formsad verecundiams · more ad verecundiam · most ad verecundiam